use quad_rand::compat::QuadRandWithState;
use rand::seq::SliceRandom;
fn main() {
let randomness = quad_rand::RandGenerator::new();
let mut vec = vec![1, 2, 3, 4, 5, 6];
println!("ordered: {:?}", vec);
vec.shuffle(&mut QuadRandWithState(&randomness));
println!("shuffled: {:?}", vec);
}